| WDS: | I298 | WDS ID/Discoverer |
| P: | 500.000 | Orbital period (years) |
| a: | 0.821 | Semi-major axis (arcseconds) |
| i: | 113.1 | Inclination (degrees) |
| Ω: | 16.7 | Longitude of ascending node (degrees) |
| T: | 1812.950 | Epoch of periastron passage (year) |
| e: | 0.2 | Eccentricity |
| ω: | 89.6 | Longitude of periastron (degrees) |
| Start-Year: | 1775.0 | Year |
| End-Year: | 2275.0 | Year |
| Epoch: | 2026.5 | Besselian Epoch |
Further data from the WDS Sixth Catalog of Orbits for I298 |
||
| Position: | 133232.77-691354.0 | Epoch-2000 right ascension and declination |
| WDS-ID: | 13325-6914 | WDS designation |
| Discoverer Code: | I298 | Discover designation and components |
| ADS number: | . | Aitken Double Star catalog |
| HD number: | 117445 | HD catalog number |
| Hipparcos number: | 66057 | Hipparcos catalog number |
| V1: | 7.36 | Magnitude of the primary |
| V2: | 8.54 | Magnitude of the secondary |
| Equinox: | 2000 | Equinox |
| Date: | 2022 | Date of last observation |
| Orbit grade: | 5 | Orbit grade, ranging from : 1 = Definitive 2 = Good 3 = Reliable 4 = Preliminary 5 = Indeterminate |
| Flags: | Flags | |
| Ephemerides: | Ephemerides | |
| Code: | Tok2023e | Reference |
-- Image from the USNO WDS 6th Orbit Catalog (see Acknowledgements) --
| Green plus signs: | Visual (micrometric) measures |
| Violet asterisks: | Photographic measures |
| Blue symbols: | Various interferometric techniques |
| Dot-dash line: | Indicates the line of nodes |
Year Sep[“] PA[°] --------------------------------------------- 2026.50 0.475 147.00 -------------------------- 1775.00 0.493 352.47 1776.00 0.485 351.69 1777.00 0.477 350.88 1778.00 0.469 350.05 1779.00 0.461 349.18 1780.00 0.452 348.29 1781.00 0.444 347.36 1782.00 0.436 346.40 1783.00 0.428 345.40 1784.00 0.420 344.36 1785.00 0.412 343.28 1786.00 0.403 342.16 1787.00 0.395 340.99 1788.00 0.387 339.77 1789.00 0.379 338.50 1790.00 0.371 337.17 1791.00 0.364 335.79 1792.00 0.356 334.35 1793.00 0.349 332.85 1794.00 0.341 331.28 1795.00 0.334 329.64 1796.00 0.327 327.93 1797.00 0.320 326.15 1798.00 0.313 324.29 1799.00 0.307 322.35 1800.00 0.301 320.33 1801.00 0.295 318.23 1802.00 0.290 316.05 1803.00 0.285 313.79 1804.00 0.280 311.44 1805.00 0.276 309.02 1806.00 0.272 306.53 1807.00 0.268 303.97 1808.00 0.265 301.34 1809.00 0.263 298.66 1810.00 0.261 295.94 1811.00 0.259 293.17 1812.00 0.258 290.38 1813.00 0.258 287.58 1814.00 0.258 284.77 1815.00 0.258 281.97 1816.00 0.260 279.19 1817.00 0.261 276.44 1818.00 0.264 273.73 1819.00 0.266 271.07 1820.00 0.269 268.47 1821.00 0.273 265.93 1822.00 0.277 263.47 1823.00 0.282 261.08 1824.00 0.287 258.77 1825.00 0.292 256.54 1826.00 0.297 254.39 1827.00 0.303 252.32 1828.00 0.310 250.34 1829.00 0.316 248.43 1830.00 0.323 246.60 1831.00 0.330 244.85 1832.00 0.337 243.16 1833.00 0.344 241.55 1834.00 0.351 240.01 1835.00 0.359 238.53 1836.00 0.367 237.12 1837.00 0.375 235.76 1838.00 0.383 234.46 1839.00 0.390 233.21 1840.00 0.399 232.01 1841.00 0.407 230.86 1842.00 0.415 229.75 1843.00 0.423 228.69 1844.00 0.431 227.66 1845.00 0.439 226.68 1846.00 0.448 225.73 1847.00 0.456 224.82 1848.00 0.464 223.93 1849.00 0.472 223.08 1850.00 0.480 222.26 1851.00 0.488 221.47 1852.00 0.496 220.70 1853.00 0.504 219.95 1854.00 0.512 219.23 1855.00 0.520 218.53 1856.00 0.528 217.85 1857.00 0.536 217.19 1858.00 0.544 216.55 1859.00 0.551 215.93 1860.00 0.559 215.32 1861.00 0.566 214.73 1862.00 0.574 214.16 1863.00 0.581 213.60 1864.00 0.588 213.05 1865.00 0.595 212.52 1866.00 0.602 212.00 1867.00 0.609 211.49 1868.00 0.616 210.99 1869.00 0.622 210.50 1870.00 0.629 210.03 1871.00 0.636 209.56 1872.00 0.642 209.10 1873.00 0.648 208.66 1874.00 0.654 208.22 1875.00 0.660 207.78 1876.00 0.666 207.36 1877.00 0.672 206.94 1878.00 0.678 206.53 1879.00 0.683 206.13 1880.00 0.689 205.74 1881.00 0.694 205.35 1882.00 0.699 204.96 1883.00 0.704 204.58 1884.00 0.709 204.21 1885.00 0.714 203.84 1886.00 0.719 203.48 1887.00 0.723 203.12 1888.00 0.728 202.76 1889.00 0.732 202.41 1890.00 0.737 202.07 1891.00 0.741 201.73 1892.00 0.745 201.39 1893.00 0.748 201.05 1894.00 0.752 200.72 1895.00 0.756 200.39 1896.00 0.759 200.07 1897.00 0.763 199.75 1898.00 0.766 199.43 1899.00 0.769 199.11 1900.00 0.772 198.80 1901.00 0.775 198.48 1902.00 0.778 198.18 1903.00 0.780 197.87 1904.00 0.783 197.56 1905.00 0.785 197.26 1906.00 0.787 196.96 1907.00 0.790 196.66 1908.00 0.792 196.36 1909.00 0.794 196.06 1910.00 0.795 195.77 1911.00 0.797 195.47 1912.00 0.799 195.18 1913.00 0.800 194.89 1914.00 0.801 194.60 1915.00 0.803 194.31 1916.00 0.804 194.02 1917.00 0.805 193.73 1918.00 0.806 193.44 1919.00 0.806 193.15 1920.00 0.807 192.87 1921.00 0.807 192.58 1922.00 0.808 192.29 1923.00 0.808 192.01 1924.00 0.808 191.72 1925.00 0.809 191.44 1926.00 0.809 191.15 1927.00 0.809 190.87 1928.00 0.808 190.58 1929.00 0.808 190.30 1930.00 0.808 190.01 1931.00 0.807 189.72 1932.00 0.807 189.44 1933.00 0.806 189.15 1934.00 0.805 188.86 1935.00 0.804 188.57 1936.00 0.803 188.29 1937.00 0.802 188.00 1938.00 0.801 187.71 1939.00 0.800 187.41 1940.00 0.798 187.12 1941.00 0.797 186.83 1942.00 0.795 186.53 1943.00 0.794 186.24 1944.00 0.792 185.94 1945.00 0.790 185.64 1946.00 0.788 185.34 1947.00 0.786 185.04 1948.00 0.784 184.74 1949.00 0.782 184.44 1950.00 0.780 184.13 1951.00 0.778 183.82 1952.00 0.775 183.51 1953.00 0.773 183.20 1954.00 0.771 182.89 1955.00 0.768 182.58 1956.00 0.765 182.26 1957.00 0.763 181.94 1958.00 0.760 181.62 1959.00 0.757 181.29 1960.00 0.754 180.96 1961.00 0.751 180.64 1962.00 0.748 180.30 1963.00 0.745 179.97 1964.00 0.741 179.63 1965.00 0.738 179.29 1966.00 0.735 178.95 1967.00 0.731 178.60 1968.00 0.728 178.25 1969.00 0.725 177.89 1970.00 0.721 177.54 1971.00 0.717 177.18 1972.00 0.714 176.81 1973.00 0.710 176.44 1974.00 0.706 176.07 1975.00 0.702 175.70 1976.00 0.698 175.32 1977.00 0.695 174.93 1978.00 0.691 174.54 1979.00 0.687 174.15 1980.00 0.682 173.75 1981.00 0.678 173.35 1982.00 0.674 172.94 1983.00 0.670 172.53 1984.00 0.666 172.11 1985.00 0.662 171.68 1986.00 0.657 171.26 1987.00 0.653 170.82 1988.00 0.649 170.38 1989.00 0.644 169.93 1990.00 0.640 169.48 1991.00 0.635 169.02 1992.00 0.631 168.56 1993.00 0.626 168.09 1994.00 0.622 167.61 1995.00 0.617 167.12 1996.00 0.613 166.63 1997.00 0.608 166.13 1998.00 0.604 165.62 1999.00 0.599 165.10 2000.00 0.594 164.58 2001.00 0.590 164.05 2002.00 0.585 163.51 2003.00 0.581 162.96 2004.00 0.576 162.40 2005.00 0.571 161.83 2006.00 0.567 161.26 2007.00 0.562 160.67 2008.00 0.557 160.07 2009.00 0.553 159.47 2010.00 0.548 158.85 2011.00 0.543 158.23 2012.00 0.539 157.59 2013.00 0.534 156.94 2014.00 0.530 156.28 2015.00 0.525 155.61 2016.00 0.521 154.93 2017.00 0.516 154.24 2018.00 0.512 153.53 2019.00 0.507 152.81 2020.00 0.503 152.08 2021.00 0.498 151.33 2022.00 0.494 150.58 2023.00 0.490 149.81 2024.00 0.486 149.02 2025.00 0.481 148.22 2026.00 0.477 147.41 2027.00 0.473 146.58 2028.00 0.469 145.74 2029.00 0.465 144.89 2030.00 0.461 144.02 2031.00 0.457 143.13 2032.00 0.453 142.23 2033.00 0.450 141.32 2034.00 0.446 140.39 2035.00 0.442 139.44 2036.00 0.439 138.48 2037.00 0.435 137.50 2038.00 0.432 136.51 2039.00 0.429 135.51 2040.00 0.426 134.48 2041.00 0.423 133.45 2042.00 0.420 132.40 2043.00 0.417 131.33 2044.00 0.414 130.25 2045.00 0.412 129.16 2046.00 0.409 128.05 2047.00 0.407 126.93 2048.00 0.404 125.79 2049.00 0.402 124.65 2050.00 0.400 123.49 2051.00 0.398 122.32 2052.00 0.397 121.14 2053.00 0.395 119.95 2054.00 0.394 118.75 2055.00 0.392 117.54 2056.00 0.391 116.32 2057.00 0.390 115.10 2058.00 0.389 113.87 2059.00 0.388 112.63 2060.00 0.388 111.39 2061.00 0.387 110.15 2062.00 0.387 108.90 2063.00 0.387 107.66 2064.00 0.387 106.41 2065.00 0.387 105.16 2066.00 0.387 103.91 2067.00 0.387 102.67 2068.00 0.388 101.43 2069.00 0.389 100.19 2070.00 0.389 98.95 2071.00 0.390 97.73 2072.00 0.391 96.51 2073.00 0.393 95.29 2074.00 0.394 94.09 2075.00 0.396 92.89 2076.00 0.397 91.70 2077.00 0.399 90.53 2078.00 0.401 89.36 2079.00 0.403 88.21 2080.00 0.405 87.07 2081.00 0.408 85.94 2082.00 0.410 84.82 2083.00 0.413 83.72 2084.00 0.415 82.63 2085.00 0.418 81.56 2086.00 0.421 80.50 2087.00 0.424 79.45 2088.00 0.427 78.42 2089.00 0.430 77.40 2090.00 0.433 76.40 2091.00 0.437 75.42 2092.00 0.440 74.45 2093.00 0.444 73.49 2094.00 0.447 72.55 2095.00 0.451 71.63 2096.00 0.455 70.72 2097.00 0.459 69.82 2098.00 0.463 68.95 2099.00 0.466 68.08 2100.00 0.471 67.23 2101.00 0.475 66.40 2102.00 0.479 65.57 2103.00 0.483 64.77 2104.00 0.487 63.97 2105.00 0.491 63.19 2106.00 0.496 62.43 2107.00 0.500 61.68 2108.00 0.504 60.94 2109.00 0.509 60.21 2110.00 0.513 59.50 2111.00 0.518 58.79 2112.00 0.522 58.10 2113.00 0.527 57.43 2114.00 0.531 56.76 2115.00 0.536 56.10 2116.00 0.541 55.46 2117.00 0.545 54.83 2118.00 0.550 54.21 2119.00 0.554 53.59 2120.00 0.559 52.99 2121.00 0.564 52.40 2122.00 0.568 51.82 2123.00 0.573 51.24 2124.00 0.578 50.68 2125.00 0.582 50.13 2126.00 0.587 49.58 2127.00 0.591 49.04 2128.00 0.596 48.51 2129.00 0.601 47.99 2130.00 0.605 47.48 2131.00 0.610 46.97 2132.00 0.614 46.48 2133.00 0.619 45.98 2134.00 0.623 45.50 2135.00 0.628 45.02 2136.00 0.632 44.55 2137.00 0.637 44.09 2138.00 0.641 43.63 2139.00 0.646 43.18 2140.00 0.650 42.74 2141.00 0.654 42.30 2142.00 0.659 41.87 2143.00 0.663 41.44 2144.00 0.667 41.02 2145.00 0.671 40.60 2146.00 0.675 40.19 2147.00 0.680 39.78 2148.00 0.684 39.38 2149.00 0.688 38.99 2150.00 0.692 38.59 2151.00 0.696 38.21 2152.00 0.700 37.82 2153.00 0.703 37.44 2154.00 0.707 37.07 2155.00 0.711 36.70 2156.00 0.715 36.33 2157.00 0.718 35.97 2158.00 0.722 35.61 2159.00 0.725 35.25 2160.00 0.729 34.90 2161.00 0.732 34.55 2162.00 0.735 34.20 2163.00 0.739 33.86 2164.00 0.742 33.52 2165.00 0.745 33.18 2166.00 0.748 32.85 2167.00 0.751 32.51 2168.00 0.754 32.19 2169.00 0.757 31.86 2170.00 0.760 31.53 2171.00 0.763 31.21 2172.00 0.765 30.89 2173.00 0.768 30.58 2174.00 0.770 30.26 2175.00 0.773 29.95 2176.00 0.775 29.64 2177.00 0.778 29.33 2178.00 0.780 29.02 2179.00 0.782 28.71 2180.00 0.784 28.41 2181.00 0.786 28.11 2182.00 0.788 27.80 2183.00 0.790 27.50 2184.00 0.791 27.21 2185.00 0.793 26.91 2186.00 0.795 26.61 2187.00 0.796 26.32 2188.00 0.797 26.02 2189.00 0.799 25.73 2190.00 0.800 25.44 2191.00 0.801 25.15 2192.00 0.802 24.86 2193.00 0.803 24.57 2194.00 0.804 24.28 2195.00 0.804 23.99 2196.00 0.805 23.70 2197.00 0.805 23.41 2198.00 0.806 23.13 2199.00 0.806 22.84 2200.00 0.806 22.55 2201.00 0.806 22.26 2202.00 0.806 21.98 2203.00 0.806 21.69 2204.00 0.806 21.40 2205.00 0.806 21.12 2206.00 0.805 20.83 2207.00 0.805 20.54 2208.00 0.804 20.25 2209.00 0.803 19.96 2210.00 0.802 19.67 2211.00 0.801 19.38 2212.00 0.800 19.09 2213.00 0.799 18.80 2214.00 0.798 18.51 2215.00 0.796 18.21 2216.00 0.795 17.92 2217.00 0.793 17.62 2218.00 0.791 17.33 2219.00 0.789 17.03 2220.00 0.787 16.73 2221.00 0.785 16.43 2222.00 0.783 16.12 2223.00 0.780 15.82 2224.00 0.778 15.51 2225.00 0.775 15.20 2226.00 0.773 14.89 2227.00 0.770 14.57 2228.00 0.767 14.26 2229.00 0.763 13.94 2230.00 0.760 13.62 2231.00 0.757 13.29 2232.00 0.753 12.97 2233.00 0.750 12.64 2234.00 0.746 12.30 2235.00 0.742 11.97 2236.00 0.738 11.63 2237.00 0.734 11.28 2238.00 0.730 10.93 2239.00 0.725 10.58 2240.00 0.721 10.22 2241.00 0.716 9.86 2242.00 0.712 9.50 2243.00 0.707 9.13 2244.00 0.702 8.75 2245.00 0.697 8.37 2246.00 0.691 7.98 2247.00 0.686 7.59 2248.00 0.681 7.19 2249.00 0.675 6.78 2250.00 0.669 6.37 2251.00 0.663 5.95 2252.00 0.658 5.52 2253.00 0.651 5.09 2254.00 0.645 4.64 2255.00 0.639 4.19 2256.00 0.633 3.73 2257.00 0.626 3.26 2258.00 0.620 2.78 2259.00 0.613 2.28 2260.00 0.606 1.78 2261.00 0.599 1.27 2262.00 0.592 0.74 2263.00 0.585 0.20 2264.00 0.578 359.65 2265.00 0.570 359.09 2266.00 0.563 358.50 2267.00 0.556 357.91 2268.00 0.548 357.30 2269.00 0.540 356.67 2270.00 0.533 356.02 2271.00 0.525 355.35 2272.00 0.517 354.66 2273.00 0.509 353.95 2274.00 0.501 353.22
| Double Star Calculator: | Version 1.2 ($Rev: 2397 $) |
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| Report created: |
2026-06-25 16:57:12 |